How to convert Astronomical unit to Light-hour

Conversion factor and calculation steps from Astronomical unit (au) to Light-hour (lh).

Conversion logic

Each unit is defined via the base unit (meter (m)). The value is first converted to the base unit, then to the selected unit.

1 au = 149597870700 m

1 lh = 1.07925285e12 m

1 au × 149597870700 = 149597870700 m

149597870700 m ÷ 1.07925285e12 = 0.138612439954 lh